Home / 378,836-575,166

Finding the Third Proportional to 378,836 and 575,166

Calculator

Solution

The third proportional to 378,836 and 575,166 is: 873,243.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,836 : 575,166 = 575,166 : x
  2. Step 2: Convert to fraction form
    378,836/575,166 = 575,166/x
  3. Step 3: Cross multiply
    378,836x = 575,166 × 575,166
  4. Step 4: Simplify right side
    378,836x = 330,815,927,556
  5. Step 5: Solve for x
    x = 330,815,927,556/378,836
  6. Step 6: Final answer
    x = 873,243.11

Related Problems

Find third proportional to 189,418 and 287,583
Half scale
Find third proportional to 757,672 and 1,150,332
Double scale
Find third proportional to 378,838 and 575,169
Similar ratio
Find third proportional to 568,254 and 862,749
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.